Decimal Diameter 0.3071 Flute Length 3 3/16 Flute Length (mm) 81 Overall Length 4 1/2 Overall Length (mm) 114 Tool Diameter (mm) 7.8 Weight 0.10 lbs 2600078Type 2600Stock: In Stock.$35.05 Discontinued, While Supplies Last. Category: 2600-M